With newfound evidence and renewed conviction, Pernell believes he's finally uncovered the truth of PJ's suicide and who was behind Jocelyn's rape. Crystal intervenes, fearing her husband is suffering a relapse that may have serious consequences. Bobo must confront what he's sacrificed for the Brooks deal. Paul and Alicia receive news that could destroy everything they've been working for.

Pernell teams with KD to mete out their own brand of justice to San Vicente's dirty cops, confronts Bobo about his betrayal, and faces the man he now believes is responsible for tearing his family apart. Jocelyn joins Crystal on a journey to protect PJ's legacy, as Paul considers a new alliance with Pernell. Tessie tries to convince KD that Pernell cannot be trusted.

Belief restored, Pernell seeks to mend relationships with Tessie and Paul and makes shocking discoveries about his trial. KD keeps watch on Chief Toby, and makes enemies with Raymond Kelly in the process. Crystal begins to trust Pernell again. Under pressure from the police, Bobo seeks out a new backer and takes decisive action against Pernell.

With Pernell's trial looming, he and KD must leverage new evidence in a bargain with Chief Toby. Crystal convinces Jocelyn that PJ's last note might contain a hidden message. Bobo aligns loyalty with Nathan Brooks. Tessie discovers the truth about her assets.

Pernell struggles to suppress his intensifying hallucinations, as the legal battle with Jocelyn over PJ's life comes to a dramatic conclusion. Alicia is faced with a difficult decision that could affect both Paul and the future of Hand of God. KD unravels as he questions whether he placed his faith in a false prophet.

San Vicente authorities turn up the heat with a round of subpoenas, but an unexpected visitor offers Pernell a clue that could turn the tables. Pernell helps Crystal and Wilson in a dangerous quest to find PJ's software. But when he runs into trouble with Crystal, Pernell lashes out in public--going toe-to-toe with Paul. Tessie and KD become closer.

On trial for murder, Pernell sends KD on an important mission to uncover the identity of a mystery witness against him. Crystal reconnects with family in Stockton. Jocelyn ventures out, Paul and Alicia make a decision about the baby, and Tessie contemplates retirement. As he works to woo Crystal, Pernell discovers he may not be the picture of mental health he'd hoped to present to her.

When Pernell's bail is revoked, he finds himself tormented by a mysterious new presence in jail. Crystal returns to San Vicente on a mission that lands her in Brooks HQ for an unorthodox job interview. KD tries to dissuade the key witness in Pernell's trial. Facing public unrest, Bobo asks the Harris' for a sacrifice. Jocelyn suffers a setback in her healing process.

Pernell continues to follow his visions in his quest to find out who raped Jocelyn, convinced it will wake his son from his coma. After a questionable verdict involving KD, Mayor Bobo is left to confront the Brooks Innovations team, who are having doubts about the city deal. PJ's best friend, Josh, and his wife Jocelyn, recruit a hotshot lawyer, Nick Tramble, to defend taking PJ off life support.

With his visions returning and Chief Toby watching him like a hawk, a desperate Pernell breaks the terms of his bail to consult a renowned neurologist. Crystal confronts family secrets and PJ's legacy. Bobo chases political glory, but must face an old flame to get there. KD and Tessie find common ground, and Paul, without Alicia around, goes into a tailspin when his reputation falls apart.

When a deadly mistake leads Pernell to question his anointed status, he seeks help from a no-nonsense therapist, and begins to recall his unraveling after PJ's suicide. Crystal and Bobo face backlash for enabling Pernell. Alicia and Paul come to grips with a difficult decision, while KD deals with his own guilt. Jocelyn becomes suspicious of Pernell.

After KD's startling confession, Chief Toby and the police make a move. Crystal and Bobo encourage Pernell to go to the media to clear his name. Against Dr. Olonari's wishes Pernell seeks out a dangerous medication to stop his hallucinations. Crystal teams up with a hacker to find Bathwater as Jocelyn confronts her past in therapy.